#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
int main()
{
int fd1,fd2;
char c;
fd1 = open("foobar.txt",O_RDONLY,0);
fd2 = open("foobar.txt",O_RDONLY,0);

read(fd1,&c,1);
read(fd2,&c,1);
printf("c=%c\n",c);
exit(0);
}
